{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["GENE"], "input": "Mature mRNA for cytosolic phosphoenolpyruvate carboxykinase of the chicken is 2 . 8 kilobases in length , similar to that previously noted for mRNA coding for the same enzyme in the rat ."}
{"GENE": ["cytosolic phosphoenolpyruvate carboxykinase of the chicken"]}